add new eet and qt 6.12

CMakeLists.txt

@@ -3,11 +3,35 @@ project(prodejna-root)
 
 include(CTest)
 option(ENABLE_ZINT "Enable LimeReport barcode support" ON)
+option(ENABLE_EET_V4 "Enable EET v4 integration" OFF)
 
-find_package(Qt6 6.11.2 REQUIRED COMPONENTS Core Core5Compat Test Gui Widgets PrintSupport Sql Qml Network Xml Svg)
+set(EETCPP_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/3rdparty/EetCpp" CACHE PATH
+	"Path to the EetCpp source tree when EET v4 integration is enabled")
+
+find_package(Qt6 6.12 REQUIRED COMPONENTS Core Core5Compat Test Gui Widgets PrintSupport Sql Qml Network Xml Svg)
 
 set(CMAKE_POLICY_VERSION_MINIMUM 3.10)
 
+if(ENABLE_EET_V4)
+	if(NOT EETCPP_SOURCE_DIR)
+		message(FATAL_ERROR
+			"ENABLE_EET_V4 requires EETCPP_SOURCE_DIR pointing to the EetCpp source tree")
+	endif()
+	if(NOT EXISTS "${EETCPP_SOURCE_DIR}/CMakeLists.txt")
+		message(FATAL_ERROR
+			"EETCPP_SOURCE_DIR does not contain a CMakeLists.txt: ${EETCPP_SOURCE_DIR}")
+	endif()
+
+	set(EETCPP_BUILD_PLAYGROUND OFF CACHE BOOL
+		"Build the EetCpp Playground CLI" FORCE)
+	set(_prodejna_build_testing "${BUILD_TESTING}")
+	set(BUILD_TESTING OFF)
+	add_subdirectory("${EETCPP_SOURCE_DIR}"
+		"${CMAKE_BINARY_DIR}/_deps/eetcpp-build"
+		EXCLUDE_FROM_ALL)
+	set(BUILD_TESTING "${_prodejna_build_testing}")
+endif()
+
 add_subdirectory(3rdparty/qdecimal)
 add_subdirectory(3rdparty/QxOrm)
 set(USE_QT6 ON CACHE BOOL "Build LimeReport with Qt6" FORCE)
@@ -26,4 +50,3 @@ add_subdirectory(camp)
 if(BUILD_TESTING)
 	add_subdirectory(tests)
 endif()
-